<http://schema.org/description>
"\u5728\u4E0B\u8868\u793A\u8BF4\u597D\u7684\u79E6\u5CAD\u7684\u56FE\u592A\u5927\u4E86\u6E23\u7535\u8111\u4F20\u4E0D\u4E86OTZ"^^<http://www.w3.org/2001/XMLSchema#string>
<https://catfan.me/sisyphus/p138338>